Ron Gutman reviews a raft of studies about smiling, and reveals some surprising results. Did you know your smile can be a predictor of how long you'll live -- and that a simple smile has a measurable effect on your overall well-being? Prepare to flex... a few facial muscles as you learn more about this evolutionarily contagious behavior. (07:27)[more]

Which came first: the stress or the pimples? The physical reactions to stress can cause major breakouts, which, in turn, can be even more stressful! Claudia Aguirre gives just one more reason to get that stress under control. (03:54)

What is consciousness? What are its attributes? What is the difference between consciousness and mind? In order to answer these questions, we will first have to understand a unique, unexplained phenomenon called "experience". In this video, You will ...find answers to all of those questions and much more. (12:07)[more]

Do you know the 10 warning signs of Alzheimer's Disease? Are you aware of the plight of caregivers -- the friends and loved ones who care for Alzheimer's patients. This eight minute video goes through the basic warning signs of those who have Alzheim...ers. A must watch for adults, but also for students who may be helping those with such a condition. The data is dramatic and heart rendering.[more]

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